
/*
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  These are the four essential freedoms with GNU GPL software:
 *  1: freedom to run the program, for any purpose
 *  2: freedom to study how the program works, and change it to make it do what you wish
 *  3: freedom to redistribute copies to help your Free Software friends
 *  4: freedom to distribute copies of your modified versions to your Free Software friends
 *   ,           ,
 *  /             \
 * ((__-^^-,-^^-__))
 * `-_---'  `---_-'
 *  `--|o`   'o|--'
 *      \  `  /
 *       ): :(
 *       :o_o:
 *        "-"
 *
 * SPDX-License-Identifier: GPL-3.0+
 * License-Filename: LICENSE
 */

#include "config.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>		/* for getopt */

#include "main.h"

static void process_file(char *s)
{
	FILE *in = NULL;
	if (s == NULL) {
		/* use stdin */
		yyset_in(stdin);
	} else {
		in = fopen(s, "rb");
		if (in) {
			yyset_in(in);
		}
	}

	if (in) {
		fclose(in);
	}

	return;
}

int main(int argc, char *argv[])
{
	int c = 0;

	while ((c = getopt(argc, argv, "v")) != -1)
		switch (c) {
		case 'v':
			break;
		case '?':
		default:
			break;
		}

	argc -= optind;
	argv += optind;

	/* use stdin if no args */
	if (argc == 1) {
		process_file(NULL);
	} else {
		/* scan the filenames */
		while (*argv) {
			process_file(*argv++);
		}
	}

	return (0);
}

/* end. */
